AKW Group Enterprise co.,ltd

Date: 25th March 2016
P.O 52.5 Grade Cement

The leading products in our company are portland cement clinker and high-grade cement. The main general cements which

produced by our company are portland cement, ordinary portland cement and portland slag cement. They are divided into three

grades: P.O52.5、P.O42.5、P.C32.5.
Application scope:
P.O 52.5 can make high-grade , super high-grade concrete and large span beams and so on.
 Items  Units  Specification  Test Results   Test Method
 SiO2  %  ≤ 22.0  21  EN 196-2
 Al2O3  %  -  5
 Fe2O3  %  -  3.1
 CaO  %  ≥ 60.0  61
 MgO  %  ≤ 5.00  2.75
 SO3  %  ≤ 3.5  2.75
 K2O  %  -  0.45
 Na2O  %  -  0.15
 R2O (TOTAL ALKALI)  %  -  0.45
 Loss on Ignition,  (LOI)  %  ≤ 5.00  2.5
 Insoluble Residue  %  ≤ 5.00  0.55
 Chloride content  %  ≤ 0.10  0.02  EN 196-21
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